[4] Emsisoft is an anti-malware and cybersecurity software and consulting company founded in Austria in 2003 by Christian Mairoll.
[9][10] Mairoll, who is CEO, relocated to rural New Zealand in 2014,[11] moving Emsisoft’s headquarters to the country, while its employees across Europe, Asia and the United States remained remote.
[15][16] Ireland’s National Cyber Security Centre used Emsisoft’s decryption tools in May 2021 to help the country's health service department recover from a ransomware attack.
[18] After detecting the attack, Emsisoft implemented security mechanisms, including disconnecting the compromised system and investigated the incident using forensic analysis.
[7][8][20] The company also makes an extension for the web browsers Google Chrome, Firefox and Microsoft Edge that enables blocking access to malicious and phishing websites.